<html>
    <head>
        <meta charset="utf-8">
        <style>
            *{
                margin: 0;
                padding: 0;
                border: 0;
            }
            body{
                width: 400px;
                height: 500px;
            }
            input{
                display:block;
                border: 1px solid #000000;
                border-radius: 2px;
                width: 100px;
                text-align: center;
            }
            input:hover{
                border: 1px solid #7dc7fd;
            }
            #login{
                margin: 25px;
                border-radius: 5px;
                background-color: rgba(75, 179, 255, 0.36);
                box-shadow: 1px 1px 2px rgba(0, 0, 0, 0.53);
                width: 349px;
                height: 100px;
            }
        </style>
    </head>
    <body>
        <div id="login">
            <form>
                <input type="text" value="账户">
                <input type="password">
                <input type="button" id="submit" value="查询">
            </form>
        </div>
    </body>
</html>